Execution Chart

We display below the execution chart for this examination (boot time has been removed).

Trace from the execution

Formatting '/data/fkordon/mcc2023-input.r535-tall-167987253900022.qcow2', fmt=qcow2 size=4294967296 backing_file=/data/fkordon/mcc2023-input.qcow2 cluster_size=65536 lazy_refcounts=off refcount_bits=16
Waiting for the VM to be ready (probing ssh)
.............................................
=====================================================================
Generated by BenchKit 2-5348
Executing tool ltsminxred
Input is Anderson-PT-08, examination is QuasiLiveness
Time confinement is 1800 seconds
Memory confinement is 16384 MBytes
Number of cores is 4
Run identifier is r535-tall-167987253900022
=====================================================================

--------------------
preparation of the directory to be used:
/home/mcc/execution
total 1.2M
-rw-r--r-- 1 mcc users 5.5K Mar 23 15:19 CTLCardinality.txt
-rw-r--r-- 1 mcc users 50K Mar 23 15:19 CTLCardinality.xml
-rw-r--r-- 1 mcc users 8.0K Mar 23 15:18 CTLFireability.txt
-rw-r--r-- 1 mcc users 60K Mar 23 15:18 CTLFireability.xml
-rw-r--r-- 1 mcc users 3.7K Mar 23 07:06 LTLCardinality.txt
-rw-r--r-- 1 mcc users 23K Mar 23 07:06 LTLCardinality.xml
-rw-r--r-- 1 mcc users 2.8K Mar 23 07:06 LTLFireability.txt
-rw-r--r-- 1 mcc users 16K Mar 23 07:06 LTLFireability.xml
-rw-r--r-- 1 mcc users 1 Mar 26 22:42 NewModel
-rw-r--r-- 1 mcc users 17K Mar 23 15:20 ReachabilityCardinality.txt
-rw-r--r-- 1 mcc users 170K Mar 23 15:20 ReachabilityCardinality.xml
-rw-r--r-- 1 mcc users 8.8K Mar 23 15:19 ReachabilityFireability.txt
-rw-r--r-- 1 mcc users 54K Mar 23 15:19 ReachabilityFireability.xml
-rw-r--r-- 1 mcc users 1.6K Mar 23 07:06 UpperBounds.txt
-rw-r--r-- 1 mcc users 3.6K Mar 23 07:06 UpperBounds.xml
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 equiv_col
-rw-r--r-- 1 mcc users 3 Mar 26 22:42 instance
-rw-r--r-- 1 mcc users 6 Mar 26 22:42 iscolored
-rw-r--r-- 1 mcc users 667K Mar 31 16:48 model.pnml

--------------------
content from stdout:

=== Data for post analysis generated by BenchKit (invocation template)

The expected result is a vector of booleans
BOOL_VECTOR

FORMULA_NAME QuasiLiveness

=== Now, execution of the tool begins

BK_START 1680814853798

bash -c /home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n "BK_STOP " ; date -u +%s%3N
Invoking MCC driver with
BK_TOOL=ltsminxred
BK_EXAMINATION=QuasiLiveness
BK_BIN_PATH=/home/mcc/BenchKit/bin/
BK_TIME_CONFINEMENT=1800
BK_INPUT=Anderson-PT-08
Applying reductions before tool ltsmin
Invoking reducer
Running Version 202304061127
[2023-04-06 21:00:55] [INFO ] Running its-tools with arguments : [-pnfolder, /home/mcc/execution, -examination, QuasiLiveness, -timeout, 180, -rebuildPNML]
[2023-04-06 21:00:55] [INFO ] Parsing pnml file : /home/mcc/execution/model.pnml
[2023-04-06 21:00:55] [INFO ] Load time of PNML (sax parser for PT used): 89 ms
[2023-04-06 21:00:55] [INFO ] Transformed 401 places.
[2023-04-06 21:00:55] [INFO ] Transformed 1328 transitions.
[2023-04-06 21:00:55] [INFO ] Found NUPN structural information;
[2023-04-06 21:00:55] [INFO ] Parsed PT model containing 401 places and 1328 transitions and 5088 arcs in 165 ms.
Starting structural reductions in LIVENESS mode, iteration 0 : 401/401 places, 1328/1328 transitions.
Performed 56 Pre agglomeration using Quasi-Persistent + Divergent Free condition..
Pre-agglomeration after 0 with 56 Pre rules applied. Total rules applied 0 place count 401 transition count 1272
Deduced a syphon composed of 56 places in 4 ms
Reduce places removed 56 places and 0 transitions.
Iterating global reduction 0 with 112 rules applied. Total rules applied 112 place count 345 transition count 1272
Applied a total of 112 rules in 53 ms. Remains 345 /401 variables (removed 56) and now considering 1272/1328 (removed 56) transitions.
// Phase 1: matrix 1272 rows 345 cols
[2023-04-06 21:00:55] [INFO ] Computed 19 invariants in 45 ms
[2023-04-06 21:00:56] [INFO ] Implicit Places using invariants in 932 ms returned [0]
Discarding 1 places :
Implicit Place search using SMT only with invariants took 954 ms to find 1 implicit places.
Starting structural reductions in LIVENESS mode, iteration 1 : 344/401 places, 1272/1328 transitions.
Drop transitions removed 64 transitions
Trivial Post-agglo rules discarded 64 transitions
Performed 64 trivial Post agglomeration. Transition count delta: 64
Iterating post reduction 0 with 64 rules applied. Total rules applied 64 place count 344 transition count 1208
Reduce places removed 64 places and 0 transitions.
Iterating post reduction 1 with 64 rules applied. Total rules applied 128 place count 280 transition count 1208
Applied a total of 128 rules in 13 ms. Remains 280 /344 variables (removed 64) and now considering 1208/1272 (removed 64) transitions.
// Phase 1: matrix 1208 rows 280 cols
[2023-04-06 21:00:56] [INFO ] Computed 18 invariants in 13 ms
[2023-04-06 21:00:57] [INFO ] Implicit Places using invariants in 518 ms returned []
[2023-04-06 21:00:57] [INFO ] Invariant cache hit.
[2023-04-06 21:00:57] [INFO ] State equation strengthened by 104 read => feed constraints.
[2023-04-06 21:00:58] [INFO ] Implicit Places using invariants and state equation in 1882 ms returned []
Implicit Place search using SMT with State Equation took 2408 ms to find 0 implicit places.
Starting structural reductions in LIVENESS mode, iteration 2 : 280/401 places, 1208/1328 transitions.
Finished structural reductions in LIVENESS mode , in 2 iterations and 3431 ms. Remains : 280/401 places, 1208/1328 transitions.
Initial state reduction rules removed 8 formulas.
Incomplete random walk after 10000 steps, including 2 resets, run finished after 879 ms. (steps per millisecond=11 ) properties (out of 1200) seen :597
Running SMT prover for 603 properties.
[2023-04-06 21:00:59] [INFO ] Invariant cache hit.
[2023-04-06 21:01:04] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:01:04] [INFO ] [Real]Absence check using 9 positive and 9 generalized place invariants in 8 ms returned sat
[2023-04-06 21:01:26] [INFO ] After 19069ms SMT Verify possible using state equation in real domain returned unsat :0 sat :280 real:323
[2023-04-06 21:01:26] [INFO ] State equation strengthened by 104 read => feed constraints.
java.lang.RuntimeException: SMT solver raised an error when submitting script. Raised (error "Failed to assert expression: java.io.IOException: Stream close...
at fr.lip6.move.gal.structural.smt.SMTUtils.execAndCheckResult(SMTUtils.java:251)
at fr.lip6.move.gal.structural.smt.DeadlockTester.verifyPossible(DeadlockTester.java:645)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMTIncremental(DeadlockTester.java:342)
at fr.lip6.move.gal.structural.smt.DeadlockTester.testUnreachableWithSMT(DeadlockTester.java:226)
at fr.lip6.move.gal.application.solver.ReachabilitySolver.applyReductions(ReachabilitySolver.java:96)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.applyReachabilitySolver(GlobalPropertySolver.java:724)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:558)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preSolveLiveness(GlobalPropertySolver.java:412)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.preStableMarking(GlobalPropertySolver.java:321)
at fr.lip6.move.gal.application.solver.global.GlobalPropertySolver.solveProperty(GlobalPropertySolver.java:294)
at fr.lip6.move.gal.application.Application.startNoEx(Application.java:426)
at fr.lip6.move.gal.application.Application.start(Application.java:182)
at fr.lip6.move.gal.itscl.application.Application.start(Application.java:45)
at org.eclipse.equinox.internal.app.EclipseAppHandle.run(EclipseAppHandle.java:203)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.runApplication(EclipseAppLauncher.java:136)
at org.eclipse.core.runtime.internal.adaptor.EclipseAppLauncher.start(EclipseAppLauncher.java:104)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:402)
at org.eclipse.core.runtime.adaptor.EclipseStarter.run(EclipseStarter.java:255)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.eclipse.equinox.launcher.Main.invokeFramework(Main.java:659)
at org.eclipse.equinox.launcher.Main.basicRun(Main.java:596)
at org.eclipse.equinox.launcher.Main.run(Main.java:1467)
at org.eclipse.equinox.launcher.Main.main(Main.java:1440)
[2023-04-06 21:01:26] [WARNING] SMT solver failed with error :SMT solver raised an error when submitting script.... while checking expressions.
[2023-04-06 21:01:26] [INFO ] After 25023ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0
Fused 603 Parikh solutions to 1 different solutions.
Parikh walk visited 0 properties in 1 ms.
Support contains 127 out of 280 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 280/280 places, 1208/1208 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 258 transition count 1186
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 258 transition count 1186
Applied a total of 44 rules in 73 ms. Remains 258 /280 variables (removed 22) and now considering 1186/1208 (removed 22) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 74 ms. Remains : 258/280 places, 1186/1208 transitions.
Interrupted random walk after 748368 steps, including 2 resets, run timeout after 30001 ms. (steps per millisecond=24 ) properties seen 436
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 157 ms. (steps per millisecond=63 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 164 ms. (steps per millisecond=60 ) properties (out of 167) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 62 ms. (steps per millisecond=161 ) properties (out of 167) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 71 ms. (steps per millisecond=140 ) properties (out of 165) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 163) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 144 ms. (steps per millisecond=69 ) properties (out of 163) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 100 ms. (steps per millisecond=100 ) properties (out of 163) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 148 ms. (steps per millisecond=67 ) properties (out of 163) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 139 ms. (steps per millisecond=71 ) properties (out of 163) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 185 ms. (steps per millisecond=54 ) properties (out of 163) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 183 ms. (steps per millisecond=54 ) properties (out of 163) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 131 ms. (steps per millisecond=76 ) properties (out of 163) seen :15
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 82 ms. (steps per millisecond=121 ) properties (out of 148) seen :6
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=136 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 81 ms. (steps per millisecond=123 ) properties (out of 142) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 142) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 140) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 66 ms. (steps per millisecond=151 ) properties (out of 138) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 80 ms. (steps per millisecond=125 ) properties (out of 138) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 67 ms. (steps per millisecond=149 ) properties (out of 138) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 83 ms. (steps per millisecond=120 ) properties (out of 138) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 75 ms. (steps per millisecond=133 ) properties (out of 138) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 74 ms. (steps per millisecond=135 ) properties (out of 138) seen :2
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 73 ms. (steps per millisecond=137 ) properties (out of 136) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 136) seen :50
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 86) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 86) seen :4
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 68 ms. (steps per millisecond=147 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 72 ms. (steps per millisecond=138 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 63 ms. (steps per millisecond=158 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 82) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 35 ms. (steps per millisecond=285 ) properties (out of 82) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 76 ms. (steps per millisecond=131 ) properties (out of 81) seen :7
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 74) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 73) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 50 ms. (steps per millisecond=200 ) properties (out of 72) seen :3
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 51 ms. (steps per millisecond=196 ) properties (out of 69) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 68) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 68) seen :4
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 64) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 64) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 69 ms. (steps per millisecond=144 ) properties (out of 63) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 63) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 90 ms. (steps per millisecond=111 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 70 ms. (steps per millisecond=142 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 62) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 62) seen :2
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 60) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 53 ms. (steps per millisecond=188 ) properties (out of 59) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 56 ms. (steps per millisecond=178 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 58 ms. (steps per millisecond=172 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 60 ms. (steps per millisecond=166 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 54 ms. (steps per millisecond=185 ) properties (out of 56) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 61 ms. (steps per millisecond=163 ) properties (out of 56) seen :1
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 49 ms. (steps per millisecond=204 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 47 ms. (steps per millisecond=212 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 46 ms. (steps per millisecond=217 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 10000 steps, including 2 resets, run finished after 45 ms. (steps per millisecond=222 ) properties (out of 55) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 55) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 64 ms. (steps per millisecond=156 ) properties (out of 54) seen :0
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 65 ms. (steps per millisecond=153 ) properties (out of 54) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 52 ms. (steps per millisecond=192 ) properties (out of 53) seen :1
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 48 ms. (steps per millisecond=208 ) properties (out of 52) seen :3
Incomplete Best-First random walk after 10001 steps, including 2 resets, run finished after 57 ms. (steps per millisecond=175 ) properties (out of 49) seen :2
Running SMT prover for 47 properties.
// Phase 1: matrix 1186 rows 258 cols
[2023-04-06 21:02:01] [INFO ] Computed 18 invariants in 6 ms
[2023-04-06 21:02:02] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:02:02] [INFO ] [Real]Absence check using 9 positive and 9 generalized place invariants in 5 ms returned sat
[2023-04-06 21:02:05] [INFO ] After 3112ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:47
[2023-04-06 21:02:05] [INFO ] [Nat]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:02:05] [INFO ] [Nat]Absence check using 9 positive and 9 generalized place invariants in 3 ms returned sat
[2023-04-06 21:02:08] [INFO ] After 3346ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :47
[2023-04-06 21:02:08] [INFO ] State equation strengthened by 90 read => feed constraints.
[2023-04-06 21:02:11] [INFO ] After 2992ms SMT Verify possible using 90 Read/Feed constraints in natural domain returned unsat :0 sat :47
[2023-04-06 21:02:15] [INFO ] After 6345ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :47
Attempting to minimize the solution found.
Minimization took 2830 ms.
[2023-04-06 21:02:18] [INFO ] After 12971ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :47
Parikh walk visited 0 properties in 589 ms.
Support contains 32 out of 258 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 258/258 places, 1186/1186 transitions.
Discarding 61 places :
Symmetric choice reduction at 0 with 61 rule applications. Total rules 61 place count 197 transition count 747
Iterating global reduction 0 with 61 rules applied. Total rules applied 122 place count 197 transition count 747
Applied a total of 122 rules in 38 ms. Remains 197 /258 variables (removed 61) and now considering 747/1186 (removed 439) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 38 ms. Remains : 197/258 places, 747/1186 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 23604 ms. (steps per millisecond=42 ) properties (out of 47) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 672 ms. (steps per millisecond=148 ) properties (out of 44) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 652 ms. (steps per millisecond=153 ) properties (out of 42) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 669 ms. (steps per millisecond=149 ) properties (out of 42) seen :5
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 631 ms. (steps per millisecond=158 ) properties (out of 37) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 682 ms. (steps per millisecond=146 ) properties (out of 35) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 645 ms. (steps per millisecond=155 ) properties (out of 34) seen :3
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 640 ms. (steps per millisecond=156 ) properties (out of 31) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 642 ms. (steps per millisecond=155 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 643 ms. (steps per millisecond=155 ) properties (out of 30) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 617 ms. (steps per millisecond=162 ) properties (out of 30) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 656 ms. (steps per millisecond=152 ) properties (out of 29) seen :2
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 628 ms. (steps per millisecond=159 ) properties (out of 27) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 617 ms. (steps per millisecond=162 ) properties (out of 27) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 622 ms. (steps per millisecond=160 ) properties (out of 26) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 614 ms. (steps per millisecond=162 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 611 ms. (steps per millisecond=163 ) properties (out of 25) seen :0
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 692 ms. (steps per millisecond=144 ) properties (out of 25) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 659 ms. (steps per millisecond=151 ) properties (out of 23) seen :3
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 632 ms. (steps per millisecond=158 ) properties (out of 20) seen :1
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 659 ms. (steps per millisecond=151 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 640 ms. (steps per millisecond=156 ) properties (out of 19) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 624 ms. (steps per millisecond=160 ) properties (out of 19) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 581 ms. (steps per millisecond=172 ) properties (out of 17) seen :2
Incomplete Best-First random walk after 100000 steps, including 2 resets, run finished after 625 ms. (steps per millisecond=160 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 598 ms. (steps per millisecond=167 ) properties (out of 15) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 601 ms. (steps per millisecond=166 ) properties (out of 15) seen :2
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 546 ms. (steps per millisecond=183 ) properties (out of 13) seen :0
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 569 ms. (steps per millisecond=175 ) properties (out of 13) seen :1
Incomplete Best-First random walk after 100001 steps, including 2 resets, run finished after 523 ms. (steps per millisecond=191 ) properties (out of 12) seen :1
Running SMT prover for 11 properties.
// Phase 1: matrix 747 rows 197 cols
[2023-04-06 21:03:00] [INFO ] Computed 18 invariants in 3 ms
[2023-04-06 21:03:00] [INFO ] [Real]Absence check using 9 positive place invariants in 3 ms returned sat
[2023-04-06 21:03:00] [INFO ] [Real]Absence check using 9 positive and 9 generalized place invariants in 3 ms returned sat
[2023-04-06 21:03:01] [INFO ] After 591ms SMT Verify possible using all constraints in real domain returned unsat :0 sat :0 real:11
[2023-04-06 21:03:01] [INFO ] [Nat]Absence check using 9 positive place invariants in 8 ms returned sat
[2023-04-06 21:03:01] [INFO ] [Nat]Absence check using 9 positive and 9 generalized place invariants in 9 ms returned sat
[2023-04-06 21:03:01] [INFO ] After 463ms SMT Verify possible using state equation in natural domain returned unsat :0 sat :11
[2023-04-06 21:03:01] [INFO ] State equation strengthened by 56 read => feed constraints.
[2023-04-06 21:03:02] [INFO ] After 329ms SMT Verify possible using 56 Read/Feed constraints in natural domain returned unsat :0 sat :11
[2023-04-06 21:03:02] [INFO ] After 780ms SMT Verify possible using trap constraints in natural domain returned unsat :0 sat :11
Attempting to minimize the solution found.
Minimization took 332 ms.
[2023-04-06 21:03:02] [INFO ] After 1706ms SMT Verify possible using all constraints in natural domain returned unsat :0 sat :11
Parikh walk visited 4 properties in 4539 ms.
Support contains 8 out of 197 places. Attempting structural reductions.
Starting structural reductions in REACHABILITY mode, iteration 0 : 197/197 places, 747/747 transitions.
Discarding 22 places :
Symmetric choice reduction at 0 with 22 rule applications. Total rules 22 place count 175 transition count 417
Iterating global reduction 0 with 22 rules applied. Total rules applied 44 place count 175 transition count 417
Applied a total of 44 rules in 23 ms. Remains 175 /197 variables (removed 22) and now considering 417/747 (removed 330) transitions.
Finished structural reductions in REACHABILITY mode , in 1 iterations and 23 ms. Remains : 175/197 places, 417/747 transitions.
Incomplete random walk after 1000000 steps, including 2 resets, run finished after 15062 ms. (steps per millisecond=66 ) properties (out of 7) seen :0
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4054 ms. (steps per millisecond=246 ) properties (out of 7) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4075 ms. (steps per millisecond=245 ) properties (out of 6) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 4059 ms. (steps per millisecond=246 ) properties (out of 5) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 3471 ms. (steps per millisecond=288 ) properties (out of 4) seen :1
Incomplete Best-First random walk after 1000001 steps, including 2 resets, run finished after 2119 ms. (steps per millisecond=471 ) properties (out of 3) seen :1
Incomplete Best-First random walk after 1000000 steps, including 2 resets, run finished after 964 ms. (steps per millisecond=1037 ) properties (out of 2) seen :1
Finished Best-First random walk after 77424 steps, including 0 resets, run visited all 1 properties in 42 ms. (steps per millisecond=1843 )
Parikh walk visited 0 properties in 0 ms.
Able to resolve query QuasiLiveness after proving 1208 properties.
FORMULA QuasiLiveness TRUE TECHNIQUES RANDOM_WALK PARIKH_WALK BESTFIRST_WALK TOPOLOGICAL INITIAL_STATE
Total runtime 165979 ms.
ITS solved all properties within timeout

BK_STOP 1680815022343

--------------------
content from stderr:

+ ulimit -s 65536
+ [[ -z '' ]]
+ export LTSMIN_MEM_SIZE=8589934592
+ LTSMIN_MEM_SIZE=8589934592
+ export PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ PYTHONPATH=/home/mcc/BenchKit/itstools/pylibs
+ export LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
+ LD_LIBRARY_PATH=/home/mcc/BenchKit/itstools/pylibs:
++ sed s/.jar//
++ perl -pe 's/.*\.//g'
++ ls /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/plugins/fr.lip6.move.gal.application.pnmcc_1.0.0.202304061127.jar
+ VERSION=202304061127
+ echo 'Running Version 202304061127'
+ /home/mcc/BenchKit/bin//../reducer/bin//../../itstools//itstools/its-tools -pnfolder /home/mcc/execution -examination QuasiLiveness -timeout 180 -rebuildPNML

Sequence of Actions to be Executed by the VM

This is useful if one wants to reexecute the tool in the VM from the submitted image disk.

set -x
# this is for BenchKit: configuration of major elements for the test
export BK_INPUT="Anderson-PT-08"
export BK_EXAMINATION="QuasiLiveness"
export BK_TOOL="ltsminxred"
export BK_RESULT_DIR="/tmp/BK_RESULTS/OUTPUTS"
export BK_TIME_CONFINEMENT="1800"
export BK_MEMORY_CONFINEMENT="16384"
export BK_BIN_PATH="/home/mcc/BenchKit/bin/"

# this is specific to your benchmark or test

export BIN_DIR="$HOME/BenchKit/bin"

# remove the execution directoty if it exists (to avoid increse of .vmdk images)
if [ -d execution ] ; then
rm -rf execution
fi

# this is for BenchKit: explicit launching of the test
echo "====================================================================="
echo " Generated by BenchKit 2-5348"
echo " Executing tool ltsminxred"
echo " Input is Anderson-PT-08, examination is QuasiLiveness"
echo " Time confinement is $BK_TIME_CONFINEMENT seconds"
echo " Memory confinement is 16384 MBytes"
echo " Number of cores is 4"
echo " Run identifier is r535-tall-167987253900022"
echo "====================================================================="
echo
echo "--------------------"
echo "preparation of the directory to be used:"

tar xzf /home/mcc/BenchKit/INPUTS/Anderson-PT-08.tgz
mv Anderson-PT-08 execution
cd execution
if [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "UpperBounds" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] || [ "QuasiLiveness" = "StateSpace" ]; then
rm -f GenericPropertiesVerdict.xml
fi
pwd
ls -lh

echo
echo "--------------------"
echo "content from stdout:"
echo
echo "=== Data for post analysis generated by BenchKit (invocation template)"
echo
if [ "QuasiLiveness" = "UpperBounds" ] ; then
echo "The expected result is a vector of positive values"
echo NUM_VECTOR
elif [ "QuasiLiveness" != "StateSpace" ] ; then
echo "The expected result is a vector of booleans"
echo BOOL_VECTOR
else
echo "no data necessary for post analysis"
fi
echo
if [ -f "QuasiLiveness.txt" ] ; then
echo "here is the order used to build the result vector(from text file)"
for x in $(grep Property QuasiLiveness.txt | cut -d ' ' -f 2 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ -f "QuasiLiveness.xml" ] ; then # for cunf (txt files deleted;-)
echo echo "here is the order used to build the result vector(from xml file)"
for x in $(grep '' QuasiLiveness.xml | cut -d '>' -f 2 | cut -d '<' -f 1 | sort -u) ; do
echo "FORMULA_NAME $x"
done
elif [ "QuasiLiveness" = "ReachabilityDeadlock" ] || [ "QuasiLiveness" = "QuasiLiveness" ] || [ "QuasiLiveness" = "StableMarking" ] || [ "QuasiLiveness" = "Liveness" ] || [ "QuasiLiveness" = "OneSafe" ] ; then
echo "FORMULA_NAME QuasiLiveness"
fi
echo
echo "=== Now, execution of the tool begins"
echo
echo -n "BK_START "
date -u +%s%3N
echo
timeout -s 9 $BK_TIME_CONFINEMENT bash -c "/home/mcc/BenchKit/BenchKit_head.sh 2> STDERR ; echo ; echo -n \"BK_STOP \" ; date -u +%s%3N"
if [ $? -eq 137 ] ; then
echo
echo "BK_TIME_CONFINEMENT_REACHED"
fi
echo
echo "--------------------"
echo "content from stderr:"
echo
cat STDERR ;